RFID RC522 Mini Kit 13.56MHz I2C / SPI - Green

RC522 module is Mi based on N.X.P RF base station chip. fare Card read-write module, the module works at 13.56MHz frequency, conforms to ISO14443A standard, and can support Mi. Farewell 1 S50, Mi. Farewell 1 S70, Mi.fare Light, Mi.fare UltraLight, Mi.fare Pro. The module has the characteristics of easy-to-use, high reliability, small volume and so on, which can help customers apply non-contact cards to the system conveniently and quickly. Module size 3.5MM * 2.5MM operating frequency 13.56MHz working voltage 2.5~3.6V operating current usage procedure routine card seeking current 20mA(3.3V power supply) support type MIFIRE1 S50 S70 UltraLight Pro working temperature-25 ~ +85 degrees cement grade I/O type function description 3.3V power supply is GND power supply power supply ground the RST input reset MISO output SPI Port slave output MOSI input SPI Port slave input SCK input SPI Port Clock NSS input SPI port selection